地电源，局部电源

Earth and Sky:Electric Fish 发电鱼

Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod

发表于:2018-12-07 / 阅读(47) / 评论(0)

(科普英语)Earth and Sky

【听听测测】Model Test 81

With the ________of living rising, the mumber of ________in China's big cities is ________. daily. And with that, more ________. Officials of the city ____________of Beijing say that they will _______ more residents and visitors to ride ________in Be

发表于:2018-12-30 / 阅读(47) / 评论(0)

听听测测

VOA常速英语2016--可口可乐与美国农业部合作恢复林地资源

可口可乐与美国农业部合作恢复林地资源 U.S. Agriculture Secretary Tom Vilsack and Coca-Cola North America President Sandy Douglas recently announced that their partnership to restore and protect damaged watersheds within national fore

发表于:2019-01-03 / 阅读(118) / 评论(0)

VOA标准英语2016年(十月)

高考英语作文高分必备实践篇 034

All for money. One day, I was going to travel by train. After I got on the train, I put tea into my mark and wait for an attendant to pull a water.minutes later,from the voice speaker : all passenger, may I have your attention pls, we are sorry to te

发表于:2019-01-10 / 阅读(146) / 评论(0)

高考英语作文高分必备

PBS高端访谈:关于南佛罗里达的寨卡恐慌

HARI SREENIVASAN: The U.S. Food and Drug Administration today asked blood centers in two in Florida counties to suspend blood donations until each unit can be screened for the Zika virus. This comes as state health officials investigate four non-trav

发表于:2019-01-27 / 阅读(51) / 评论(0)

PBS访谈健康系列

CCTV9英语新闻：China sends drinking water to southern Yangon

China is providing much needed water supply to Myanmar, which has been badly hit by drought. The Chinese embassy to Myanmar and local NGOs have organized delivery of a tank containing 33,000 liters of drinking water to southern Yangon, one of the mos

发表于:2019-03-12 / 阅读(1566) / 评论(0)

cctv9英语新闻2016年

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学英语单词

abandoned tender

abridged spectrophotometer

adding machine

addition condensation

album

astrogravimetric method